Service Manuals, User Guides, Schematic Diagrams or docs for : MITSUBISHI Audio DD-4020 hfe_mitsubishi_dd-4020_service

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hfe_mitsubishi_dd-4020_service


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                                                                                                                                                        2001




                                                                                         Service
                                                                                         Manual
                                                                                            DVD PLAYER




                                                                                                                             MODEL


                                                                                                                             DD-4020
                                                  TABLE OF CONTENTS
SPECIFICATIONS .......................................................................................................................................... 1-1-1
LASER BEAM SAFETY PRECAUTIONS........................................................................................................ 1-2-1
IMPORTANT SAFETY PRECAUTIONS .......................................................................................................... 1-3-1
STANDARD NOTES FOR SERVICING .......................................................................................................... 1-4-1
CABINET DISASSEMBLY INSTRUCTIONS ................................................................................................... 1-5-1
BLOCK DIAGRAMS ........................................................................................................................................ 1-6-1
SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS ................................................................................. 1-7-1
WAVEFORMS.................................................................................................................................................. 1-8-1
WIRING DIAGRAM.......................................................................................................................................... 1-9-1
SYSTEM CONTROL TIMING CHARTS ........................................................................................................ 1-10-1
IC PIN FUNCTION DESCRIPTIONS..............................................................................................................1-11-1
LEAD IDENTIFICATIONS.............................................................................................................................. 1-12-1
EXPLODED VIEWS....................................................................................................................................... 1-13-1
MECHANICAL PARTS LIST .......................................................................................................................... 1-14-1
ELECTRICAL PARTS LIST ........................................................................................................................... 1-15-1
HOW TO INITIALIZE THE SETUP MENU
After turning the power ON, without a disc in the tray, press the "1," "2," "3," "4," "DISPLAY" and "ENTER" buttons
on the remote control unit in this order. Then, after turning the power OFF temporarily, turn the power ON again
to intialize the Setup Menu.

HOW TO CLEAR THE PASSWORD PROTECTION
(In case of forgetting the password of Parental Lock)
To release the parental lock, initialize the DVD player in the same way above.

HOW TO SET OR CLEAR THE TRAY LOCK
To set the tray lock mode to on, follow the procedures below:
1. With loading a disc, set the DVD player to the stop mode.
2. Press the "SETUP" button to display the SETUP menu.
3. Press the "TITLE" button.
4. Press the "3" button.
5. Press the "AUDIO" button.
6. Press the "0" button.
7. Press the SETUP" button. Tray Lock mode is set to ON and "Tray Lock On" is displayed on the top right of
   the screen.


While the Tray Lock mode is on, the operation of opening or closing the tray is being canceled. Other operatins
are available.
To release the Tray Lock mode, perform the above procedures again. Tray Lock mode is set to OFF and "Tray
Lock Off" is displayed on the top right of the screen.

HOW TO MANUAL EJECT
1. Remove the Top Case.
2. Insert the eject-bar (length = approximately 3 mm,
   diameter = approximately 8 mm) into the manual eject
   hole on the PCB Holder. Then, press it until the tray
   is ejected.                                                     Top Case

3. Pull out the tray.
                                                                Tray
                                                                                                                   Manual
                                                                                                                   Eject Hole




                                                                          PCB Holder

                                                            Eject-Bar (Length = approximately 80 mm, Diameter = approximately 3 mm)




Manufatured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks of Dolby
Laboratories. Confidential Unpublished Works.
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